diff --git a/src/snek/static/message-list.js b/src/snek/static/message-list.js
index e59ebed..8b60356 100644
--- a/src/snek/static/message-list.js
+++ b/src/snek/static/message-list.js
@@ -277,7 +277,7 @@ class MessageList extends HTMLElement {
 
   upsertMessage(data) {
     let message = this.messageMap.get(data.uid);
-    if ((message && (data.is_final || !data.message)) {
+    if (message && (data.is_final || !data.message)) {
       message.parentElement?.removeChild(message);
       // TO force insert 
       message = null;